[1] Dept. of Sciences of Matter, Laboratory LDDI, Ahmed Draia University of Adrar, Adrar, Algeria
[2] Dept. of Hydrocarbon and Renewable Energy, Laboratory LDDI, Ahmed Draia University of Adrar, Algeria
[3] Dept. of Renewable Energy, Laboratory VPRS, Kasdi Merbah University Ouergala, Algeria
[4] Dept. of Electric Power Systems, POLITEHNICA Bucharest, Romania